SE8000075L - Anordning for luftning av avloppsvatten - Google Patents

Anordning for luftning av avloppsvatten

Info

Publication number
SE8000075L
SE8000075L SE8000075A SE8000075A SE8000075L SE 8000075 L SE8000075 L SE 8000075L SE 8000075 A SE8000075 A SE 8000075A SE 8000075 A SE8000075 A SE 8000075A SE 8000075 L SE8000075 L SE 8000075L
Authority
SE
Sweden
Prior art keywords
water
basin
jets
waste water
aeration
Prior art date
Application number
SE8000075A
Other languages
English (en)
Inventor
F J Fontein
H F Jennekens
Original Assignee
Stamicarbon
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Stamicarbon filed Critical Stamicarbon
Publication of SE8000075L publication Critical patent/SE8000075L/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1257—Oxidation ditches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Activated Sludge Processes (AREA)

Claims (1)

natentirav
1. Anordning fbr luftning av avloppsvatten, vid vilken vat- ten som innehaller aktivt slam i suspensionsform, luftas medelst ett flertal av en cirkulationspumpanordning alstrade vattenstralar av recirknierande vatten, och vilken irknefattar en bas-sang ;1), Over vilken ett vattentillfbrselror (2) Or belaget, vilket har ett flertal utstrbmningsmunstycken (6), som Or anbragta sa att vattenstralarna riktas snett uppifran net vatskeytanibassangen kannetecknad av att bassangen (1), uppifran sett tar tv& med varandra och med vattentilifOrselrOret (2) parallella langsidor, att ett vertikalsnitt genom den for fyllning med avloppsvatten avsedda delen av bassangen (2) parallellt med bassangens kortsida bildas av de vertikala sidorna av en fyrhbrning (3) med sidorna R i vertikalled och 20 i horisontell led cant en halvcirkel (4) med radien R, att de vinklar, I villa utstromningsmunstyckena (6) Or anordnade att rikta stralarna i fbrhallande till horisontalplanet, Or inst011bara mellan 0° och 600, att en sadan anordning f8r recirkulering av vattnet anvOndes, medelst vil-1, utstrOmnings,gheten hos det recir- kulerade vattnet genom utstromningsmunstyckena (6) kan regleras fran 3 till 12 m/s, foretradesvis fran 4 till 8 m/s, och att utstromningsmunstyckena Or sa anbragta och riktade, aft vattnet I bassangen bibringas en cirkulationsrbrelse (Vr),som i lodrata plan forloper parallellt med bassangens kortsidor.
SE8000075A 1973-01-29 1980-01-04 Anordning for luftning av avloppsvatten SE8000075L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7301201.A NL163196C (nl) 1973-01-29 1973-01-29 Werkwijze voor het beluchten van afvalwater.

Publications (1)

Publication Number Publication Date
SE8000075L true SE8000075L (sv) 1980-01-04

Family

ID=19818099

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8000075A SE8000075L (sv) 1973-01-29 1980-01-04 Anordning for luftning av avloppsvatten

Country Status (15)

Country Link
JP (1) JPS5636998B2 (sv)
AT (1) AT335929B (sv)
BE (1) BE810276A (sv)
CA (1) CA1014283A (sv)
CH (1) CH575886A5 (sv)
DD (1) DD110028A5 (sv)
DE (1) DE2404198C3 (sv)
ES (1) ES422681A1 (sv)
FR (1) FR2215398B1 (sv)
GB (1) GB1458302A (sv)
IT (1) IT1002785B (sv)
NL (1) NL163196C (sv)
SE (1) SE8000075L (sv)
SU (1) SU733514A3 (sv)
ZA (1) ZA74565B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202762A (en) * 1973-01-29 1980-05-13 Stamicarbon, B.V. Process and device for the aeration of waste water
US4306968A (en) * 1978-10-10 1981-12-22 Mcneil Corporation Sewage treatment system
JPH0162897U (sv) * 1987-10-14 1989-04-21
JP3829472B2 (ja) * 1998-04-27 2006-10-04 ブラザー工業株式会社 ミシンの縫針保持装置

Also Published As

Publication number Publication date
CH575886A5 (sv) 1976-05-31
GB1458302A (en) 1976-12-15
ATA62674A (de) 1976-07-15
BE810276A (fr) 1974-07-29
NL7301201A (sv) 1974-07-31
FR2215398A1 (sv) 1974-08-23
JPS49105361A (sv) 1974-10-05
FR2215398B1 (sv) 1979-04-06
CA1014283A (en) 1977-07-19
DE2404198B2 (de) 1978-08-10
ES422681A1 (es) 1976-04-01
NL163196B (nl) 1980-03-17
AU6497274A (en) 1975-07-31
NL163196C (nl) 1980-08-15
DE2404198C3 (de) 1979-04-05
SU733514A3 (ru) 1980-05-05
DE2404198A1 (de) 1974-08-01
ZA74565B (en) 1974-11-27
JPS5636998B2 (sv) 1981-08-27
DD110028A5 (sv) 1974-12-05
IT1002785B (it) 1976-05-20
AT335929B (de) 1977-04-12

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